"Weak" is a word in ENGLISH

To make or become weak; to weaken.

Deficient in strength of body; feeble; infirm; sickly;
debilitated; enfeebled; exhausted.

Not stiff; pliant; frail; soft; as, the weak stalk of a
plant.

Not able to sustain a great weight, pressure, or strain;
as, a weak timber; a weak rope.

Lacking ability for an appropriate function or office; as,
weak eyes; a weak stomach; a weak magistrate; a weak regiment, or army.

Not able to resist external force or onset; easily subdued
or overcome; as, a weak barrier; as, a weak fortress.

Not firmly united or adhesive; easily broken or separated
into pieces; not compact; as, a weak ship.

Not possessing or manifesting intellectual, logical,
moral, or political strength, vigor, etc.

Not thoroughly or abundantly impregnated with the usual or
required ingredients, or with stimulating and nourishing substances; of
less than the usual strength; as, weak tea, broth, or liquor; a weak
decoction or solution; a weak dose of medicine.

Lacking force of utterance or sound; not sonorous; low;
small; feeble; faint.

Resulting from, or indicating, lack of judgment,
discernment, or firmness; unwise; hence, foolish.

Wanting in point or vigor of expression; as, a weak
sentence; a weak style.

Wanting in power to influence or bind; as, weak ties; a
weak sense of honor of duty.

Not able to withstand temptation, urgency, persuasion,
etc.; easily impressed, moved, or overcome; accessible; vulnerable; as,
weak resolutions; weak virtue.

Not having full confidence or conviction; not decided or
confirmed; vacillating; wavering.

Not prevalent or effective, or not felt to be prevalent;
not potent; feeble.

Lacking in elements of political strength; not wielding or
having authority or energy; deficient in the resources that are
essential to a ruler or nation; as, a weak monarch; a weak government
or state.

Not having power to convince; not supported by force of
reason or truth; unsustained; as, a weak argument or case.

Pertaining to, or designating, a noun in Anglo-Saxon,
etc., the stem of which ends in -n. See Strong, 19 (b).

Pertaining to, or designating, a verb which forms its
preterit (imperfect) and past participle by adding to the present the
suffix -ed, -d, or the variant form -t; as in the verbs abash, abashed;
abate, abated; deny, denied; feel, felt. See Strong, 19 (a).

Feeble of mind; wanting discernment; lacking vigor;
spiritless; as, a weak king or magistrate.

Wanting physical strength.

Tending towards lower prices; as, a weak market.