tremulous

As an adjective tremulous

is trembling, quivering, or shaking.

As a noun fear is

grass.

Frightened is a related term of tremulous.

As adjectives the difference between frightened and tremulous

is that frightened is afraid; suffering from fear while tremulous is trembling, quivering, or shaking.

As a verb frightened

is (frighten).

Shy is a related term of tremulous.

As adjectives the difference between shy and tremulous

is that shy is easily frightened; timid while tremulous is trembling, quivering, or shaking.

As a verb shy

is to avoid due to timidness or caution.

As a noun shy

is an act of throwing.

Twitchy is a related term of tremulous.

As adjectives the difference between twitchy and tremulous

is that twitchy is susceptible to twitching a lot while tremulous is trembling, quivering, or shaking.

Shrinking is a related term of tremulous.

As a verb shrinking

is .

As a noun shrinking

is the act of one who, or that which, shrinks; act of becoming smaller or moving timidly away.

As an adjective tremulous is

trembling, quivering, or shaking.

Disquieted is a related term of tremulous.

As a verb disquieted

is (disquiet).

As an adjective tremulous is

trembling, quivering, or shaking.

Horrified is a related term of tremulous.

As adjectives the difference between horrified and tremulous

is that horrified is struck with horror while tremulous is trembling, quivering, or shaking.

As a verb horrified

is (horrify).

Jittery is a related term of tremulous.

As adjectives the difference between jittery and tremulous

is that jittery is nervy, jumpy, on edge while tremulous is trembling, quivering, or shaking.

As an adjective tremulous

is trembling, quivering, or shaking.

As a noun tremor is

tremor.

As adjectives the difference between insecure and tremulous

is that insecure is not secure while tremulous is trembling, quivering, or shaking.