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Definition/Meaning

(adjective)

unable to change, dispute, or question, or weaken;

e.g. He has unshakeable faith in his kids.

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Similar Words

Even-keeled

Imperturbable

Loosey-goosey

Nerveless

Permissive

Relieved

Self-applauding

Self-contained

Self-poised

Unexcitable

Unflappable

Unselfconscious

Well-adjusted

Well-balanced

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Opposite Words

Aflutter

Anxious

Edgy

Excitable

Hyperactive

Jittery

Jumpy

Nervous

Nervy

Perturbed

Shaky

Skittish

Spasmodic

Spooky

Tense

Troubled

Uneasy

Unglued

Upset

Uptight

Worried

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Related Words

Affable

Assured

Breezy

Calm

Collected

Composed

Confident

Cool

Coolheaded

Devil-may-care

Easygoing

Equal

Happy-go-lucky

Icy

Laid-back

Level

Limpid

Low-pressure

May

Mellow

Nonchalant

Peaceful

Placid

Possessed

Secure

Sedate

Self-asserting

Self-assured

Self-composed

Self-possessed

Serene

Smooth

Steely

Together

Tranquil

Undisturbed

Unperturbed

Unruffled

Unshaken

Untroubled

Unworried

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