105 synonyms, 6 definitions, 1 antonym for SERIOUS

102 synonyms

#	Word	Frequency	Number of letters	Number of synonyms
1.	assiduous	0.14	9 letters	69 synonyms
2.	austere	1	7 letters	78 synonyms
3.	bad	339	3 letters	125 synonyms
4.	bitter	16.2	6 letters	89 synonyms
5.	brisk	1.58	5 letters	105 synonyms
6.	burdensome	0.71	10 letters	36 synonyms
7.	businesslike	0.22	12 letters	14 synonyms
8.	capital	102	7 letters	85 synonyms
9.	ceremonial	3.09	10 letters	34 synonyms
10.	ceremonious	0.06	11 letters	28 synonyms
11.	climacteric	0.03	11 letters	29 synonyms
12.	concentrated	9.12	12 letters	61 synonym
13.	consequential	1.07	13 letters	32 synonyms
14.	considerable	17.8	12 letters	41 synonym
15.	coy	1.26	3 letters	19 synonyms
16.	critical	67.6	8 letters	127 synonyms
17.	crucial	19.1	7 letters	54 synonyms
18.	damning	1.58	7 letters	27 synonyms
19.	dangerous	61.7	9 letters	82 synonyms
20.	decorousen.synonym.one	0.1	8 letters	40 synonyms
21.	deep	112	4 letters	106 synonyms
22.	deliberate	6.61	10 letters	133 synonyms
23.	demanding	13.5	9 letters	61 synonym
24.	demure	0.36	6 letters	49 synonyms
25.	desperate	20.9	9 letters	32 synonyms
26.	dignified	1.91	9 letters	57 synonyms
27.	diligent	1.7	8 letters	56 synonyms
28.	earnest	4.57	7 letters	130 synonyms
29.	epochal	0.14	7 letters	3 synonyms
30.	essential	40.7	9 letters	79 synonyms
31.	exacting	0.89	8 letters	53 synonyms
32.	exigent	0.16	7 letters	13 synonyms
33.	extreme	39.8	7 letters	149 synonyms
34.	faithful	12.6	8 letters	97 synonyms
35.	formal	28.2	6 letters	92 synonyms
36.	forward	132	7 letters	152 synonyms
37.	fraught	1.32	7 letters	22 synonyms
38.	galling	0.33	7 letters	33 synonyms
39.	grave	20.4	5 letters	76 synonyms
40.	great	759	5 letters	149 synonyms
41.	grievous	1.51	8 letters	69 synonyms
42.	grim	4.9	4 letters	97 synonyms
43.	heartfelt	2.51	9 letters	31 synonym
44.	heavy	91.2	5 letters	174 synonyms
45.	high	562	4 letters	114 synonyms
46.	hopeless	5.13	8 letters	58 synonyms
47.	impending	3.39	9 letters	51 synonym
48.	impersonal	0.83	10 letters	23 synonyms
49.	important	275	9 letters	105 synonyms
50.	incriminatingen.synonym.one	1.07	13 letters	10 synonyms
51.	intense	24.5	7 letters	124 synonyms
52.	intent	19.1	6 letters	94 synonyms
53.	major	200	5 letters	44 synonyms
54.	melancholy	2.45	10 letters	83 synonyms
55.	methodical	1.05	10 letters	61 synonym
56.	momentous	1.29	9 letters	48 synonyms
57.	monumental	3.16	10 letters	39 synonyms
58.	moving	105	6 letters	112 synonyms
59.	nasty	16.6	5 letters	88 synonyms
60.	notable	11.7	7 letters	82 synonyms
61.	ominous	2.51	7 letters	57 synonyms
62.	onerous	0.83	7 letters	40 synonyms
63.	orderly	2.75	7 letters	82 synonyms
64.	organized	32.4	9 letters	44 synonyms
65.	passionate	12.3	10 letters	79 synonyms
66.	pensive	0.43	7 letters	24 synonyms
67.	pithy	0.41	5 letters	42 synonyms
68.	poignant	1.86	8 letters	53 synonyms
69.	poor	123	4 letters	174 synonyms
70.	portentous	0.14	10 letters	47 synonyms
71.	pressing	12	8 letters	44 synonyms
72.	purposeful	1.17	10 letters	40 synonyms
73.	quiet	44.7	5 letters	210 synonyms
74.	reflective	3.8	10 letters	27 synonyms
75.	restrained	2.75	10 letters	67 synonyms
76.	ritual	10.5	6 letters	62 synonyms
77.	ruinous	0.49	7 letters	16 synonyms
78.	scowling	0.21	8 letters	13 synonyms
79.	scrupulous	0.37	10 letters	79 synonyms
80.	sedate	0.58	6 letters	85 synonyms
81.	severe	36.3	6 letters	170 synonyms
82.	significant	95.5	11 letters	54 synonyms
83.	skillful	1.35	8 letters	30 synonyms
84.	sober	8.71	5 letters	86 synonyms
85.	solemn	2.57	6 letters	45 synonyms
86.	sombre	0.69	6 letters	49 synonyms
87.	staid	0.38	5 letters	47 synonyms
88.	stern	7.94	5 letters	109 synonyms
89.	stoical	0.06	7 letters	25 synonyms
90.	strict	17	6 letters	93 synonyms
91.	subdued	2.34	7 letters	52 synonyms
92.	systematic	7.41	10 letters	49 synonyms
93.	taxing	2.57	6 letters	22 synonyms
94.	terrible	51.3	8 letters	58 synonyms
95.	thoughtful	6.76	10 letters	75 synonyms
96.	threatening	15.5	11 letters	62 synonyms
97.	touching	16.6	8 letters	77 synonyms
98.	troublesome	2.45	11 letters	63 synonyms
99.	ugly	26.3	4 letters	66 synonyms
100.	unsafe	4.68	6 letters	32 synonyms
101.	vital	24	5 letters	53 synonyms
102.	weighty	0.71	7 letters	57 synonyms

3 synonyms

#	Word	Frequency	Number of letters	Number of synonyms
1.	good	1320	4 letters	242 synonyms
2.	life-threatening	15.2	15 letters	5 synonyms
3.	unplayful	0	9 letters	2 synonyms

1 antonym

#	Word			Number of letters	Number of antonyms
1.	frivolous			9 letters	1 antonym

6 definitions

serious (Adjective) —	Concerned with work or important matters rather than play or trivialities 6 examples
	1. ex. "a serious student of history"
	2. ex. "a serious attempt to learn to ski"
	3. ex. "gave me a serious look"
	4. ex. "a serious young man"
	5. ex. "are you serious or joking?"
	6. ex. "Don't be so serious!"
serious (Adjective) —	Of great consequence 1 example
	1. ex. "marriage is a serious matter"
serious (Adjective) —	Causing fear or anxiety by threatening great harm 1 example
	1. ex. "a serious wound"
serious (Adjective) —	Appealing to the mind 1 example
	1. ex. "a serious book"
serious (Adjective) —	Completely lacking in playfulness
serious (Adjective) —	Requiring effort or concentration; complex and not easy to answer or solve 2 examples
	1. ex. "raised serious objections to the proposal"
	2. ex. "the plan has a serious flaw"

6 see also

#	Word	Number of letters	Number of synonyms
1.	earnestness	11 letters	24 synonyms
2.	fun	3 letters	59 synonyms
3.	playfulness	11 letters	11 synonyms
4.	serious-mindedness	17 letters	3 synonyms
5.	seriousness	11 letters	22 synonyms
6.	sincerity	9 letters	26 synonyms

Similar words

— critical	— difficult	— earnest	— grave
— hard	— important	— intellectual	— of import
— overserious	— real	— saw-horse	— scarce
— scorch	— scourge	— screech	— scrooge
— search	— sedate	— series	— serious-minded
— shirk	— shriek	— sincere	— sirocco
— sober	— sobering	— solemn	— solid
— source	— surge	— thoughtful

11 misspelling

erious seerious seriious serioous seriou seriouus seriuos seroius serrious sseriouss zeriouz

With the same beginning

serious music serious-minded serious-mindedness seriously seriousness

With the same ending

overserious unserious

All synonyms in one line

assiduous, austere, bad, bitter, brisk, en.synonym.one, burdensome, businesslike, capital, ceremonial, ceremonious, climacteric, concentrated, consequential, considerable, coy, critical, crucial, damning, dangerous, decorous, deep, deliberate, demanding, demure, desperate, en.synonym.one, dignified, diligent, earnest, epochal, essential, exacting, exigent, extreme, faithful, formal, forward, fraught, galling, grave, great, grievous, grim, heartfelt, heavy, high, hopeless, impending, impersonal, important, incriminating, en.synonym.one, intense, intent, major, melancholy, methodical, momentous, monumental, moving, nasty, notable, ominous, onerous, orderly, organized, passionate, pensive, pithy, poignant, poor, portentous, pressing, purposeful, quiet, reflective, restrained, ritual, ruinous, scowling, scrupulous, sedate, severe, significant, skillful, sober, solemn, sombre, staid, stern, stoical, strict, subdued, systematic, taxing, terrible, thoughtful, threatening, touching, troublesome, ugly, unsafe, vital, weighty, good, life-threatening, unplayful.

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Synonyms, serious antonyms, definition Serious

1. serious (a)

2. serious (Adjective)