Dictionary.net

causing fear or anxiety by threatening great harm; "a dangerous operation"; "a grave situation"; "a grave illness"; "grievous bodily harm"; "a serious wound"; "a serious turn of events"; "a severe case of pneumonia"

very strong or vigorous; "strong winds"; "a hard left to the chin"; "a knockout punch"; "a severe blow"

very strong or vigorous; "strong winds"; "a hard left to the chin"; "a knockout punch"; "a severe blow"

Serious in feeeling or manner; sedate; grave; austere; not light, lively, or cheerful.

Very strict in judgment, discipline, or government; harsh; not mild or indulgent; rigorous; as, severe criticism; severe punishment.

Difficult to be endured; exact; critical; rigorous; as, a severe test.

Rigidly methodical, or adherent to rule or principle; exactly conformed to a standard; not allowing or employing unneccessary ornament, amplification, etc.; strict; - said of style, argument, etc.

Serious in feeeling or manner; sedate; grave; austere; not light, lively, or cheerful.

Very strict in judgment, discipline, or government; harsh; not mild or indulgent; rigorous; as, severe criticism; severe punishment.

Difficult to be endured; exact; critical; rigorous; as, a severe test.

Rigidly methodical, or adherent to rule or principle; exactly conformed to a standard; not allowing or employing unneccessary ornament, amplification, etc.; strict; - said of style, argument, etc.

Grave in manner; forbidding; strict; harsh; as, severe methods of discipline; extremely plain; as, a gown of a severe style; sharp; distressing; as, severe pain; hard to bear; trying; as, a severe test.

Serious: grave: austere: strict: not mild: strictly adhering to rule: sharp: distressing: inclement: searching: difficult to be endured.

Severity.

Strict; austere; grave; distressing; harsh; cruel; inclement.

Severity.

Hard to bear; painful.

Harsh; merciless.

Serious; grave; sedate.

Severeness.

Rigid; harsh; not mild or indulgent; rigorous; very strict; often, over-strict; grave; rigidly exact; sharp; biting; concise; critical.

Harsh; extremely strict or exact; apt to punish; earnest; rigid; stern; unpitying; austere; sober; sedate; intense, as cold; distressing; inclement, as the weather; searching, as a test or trial; excessive; rigidly adherent to a certain rule or standard, as applied to style in art; not employing unnecessary amplification or ornament, said of the style of a speaker or writer; close; concise.