Difference between Precarious and Shaky

PRECARIOUS vs SHAKY: ADJECTIVE

Subject to chance or unknown conditions.
Based on uncertain, unwarranted, or unproved premises.
Dependent on the will or favor of another.
Dangerously lacking in security or stability.
Fraught with danger
Affording no ease or reassurance
Not secure; beset with difficulties
Held by a doubtful tenure; depending on unknown causes or events; exposed to constant risk; not to be depended on for certainty or stability; uncertain
Depending on the will or pleasure of another; held by courtesy; liable to be changed or lost at the pleasure of another.
Dangerously insecure or unstable; perilous
Depending on the intention of another
Dangerously insecure

Not secure; beset with difficulties
Inclined to shake as from weakness or defect
Vibrating slightly and irregularly; as e.g. with fear or cold or like the leaves of an aspen in a breeze
Trembling or quivering; tremulous.
Lacking soundness or sturdiness, as of construction.
Not to be depended on; precarious.
Wavering in firmness.
Open to question or doubt.
Shaking or trembling.
Full of shakes or cracks; cracked.
Easily shaken; tottering; unsound.
Nervous; Anxious.

Not secure
Beset with difficulties
Hence Dangerous; hazardous; exposed to positive peril, risk of misunderstanding, or other hazard.
Dependent upon chance; of doubtful issue; uncertain as to result.
Dependent only upon the will of the owner or originator; hence, arbitrary; unfounded.
Specifically, in law, of uncertain tenure; revocable at the will of the owner or creator: as, a precarious right or loan.
Dependent on the will or pleasure of another; liable to be lost or withdrawn at the will of another; hence, uncertain; insecure.

Disposed to shake or tremble; shaking; unsteady: as, a shaky hand.
Loosely put together; ready to come to pieces.
Full of shakes or cracks; cracked, split, or cleft, as timber.
Feeble; weak.
Wavering; undecided; uncertain: as, there are a good many shaky voters in the district.
Of questionable integrity, solvency, or ability.
Not secure
Beset with difficulties

Bleak, Uncertain, Fragile, Untenable, Dire, Tenuous, Touch and go, Unsafe, Insecure, Uneasy, Dangerous, Shaky, Parlous, Unstable, Perilous

Weak, Tenuous, Unsafe, Shivering, Quivering, Quaking, Insecure, Trembling, Shaking, Wonky, Rickety, Unstable, Precarious, Unsteady, Wobbly

Bleak, Uncertain, Fragile, Untenable, Dire, Tenuous, Touch and go, Unsafe, Insecure, Uneasy, Dangerous, Shaky, Parlous, Unstable, Perilous

Weak, Tenuous, Unsafe, Shivering, Quivering, Quaking, Insecure, Trembling, Shaking, Wonky, Rickety, Unstable, Precarious, Unsteady, Wobbly

If you are shaky on basic math facts.
Growing up my childhood was a bit shaky!
HO, decreased fine motor skills and shaky hands.
See Horn of Africa: Strategic, and Shaky, AFR.
Sorvinos voice, though, is pretty raw and shaky.
Frustrated, dependent You may feel nauseous or shaky.
Since the evidence is shaky that Joseph Sr.
Police operations online sometimes have shaky legal grounds.
AU defense was shaky at home against South Carolina, and it was shaky again on the road against Ole Miss.
Gene larew is Shaky Worm for a shaky-head worm provides extra.