jittery

As an adjective jittery

is nervy, jumpy, on edge.

As a verb fidget is

to wiggle or twitch; to move around nervously or idly.

As a noun fidget is

(informal) a person who fidgets, especially habitually.

As an adjective jittery

is nervy, jumpy, on edge.

As a noun stress is

stress (emotional pressure).

As adjectives the difference between jittery and angry

is that jittery is nervy, jumpy, on edge while angry is displaying or feeling anger.

As a noun twitch

is a brief, small (sometimes involuntary) movement out of place and then back again; a spasm.

As a verb twitch

is to perform a twitch; spasm.

As an adjective jittery is

nervy, jumpy, on edge.

Jittery is a related term of jerky.

As adjectives the difference between jittery and jerky

is that jittery is nervy, jumpy, on edge while jerky is characterized by physical jerking.

As a noun jerky is

lean meat cured and preserved by cutting into thin strips and air-drying in the sun.

Restive is a related term of jittery.

As adjectives the difference between restive and jittery

is that restive is impatient under delay, duress, or control while jittery is nervy, jumpy, on edge.

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 adjectives the difference between unsettling and jittery

is that unsettling is that makes one troubled or uneasy; disquieting or distressing while jittery is nervy, jumpy, on edge.

As a verb unsettling

is .

As a noun unsettling

is the weakening of some previously established system or norm.

As adjectives the difference between jittery and fretful

is that jittery is nervy, jumpy, on edge while fretful is irritable, bad-tempered, grumpy or peevish.

As adjectives the difference between jittery and edgy

is that jittery is nervy, jumpy, on edge while edgy is nervous, apprehensive.