(adj): lacking vigor or energy
(adj): lacking strength or vigor
(adj): lacking strength or vigor
(adj): pathetically lacking in force or effectiveness
(adj): lacking solidity or strength
(adj): of inferior workmanship and materials
(adj): weak in willpower, courage or vitality
(adj): (of light) lacking in intensity or brightness; dim or feeble
(adj): inferior in strength or significance
(adj): capable of being wounded or hurt
(adj): made weak or weaker
(adj): overly diluted; thin and insipid
(adj): vs. undiluted), dilute -- (reduced in strength or concentration or quality or purity
(adj): (used of vowels or syllables) pronounced with little or no stress
(adj): vs. stressed) -- (not bearing a stress or accent
(adj): wanting in moral strength, courage, or will; having the attributes of man as opposed to e.g. divine beings
(adj): vs. nonhuman) -- (having human form or attributes as opposed to those of animals or divine beings
(adj): tending downward in price
(adj): vs. up) -- (being or moving lower in position or less in some value
(adj): deficient or lacking in some skill
(adj): vs. skilled) -- (not having or showing or requiring special skill or proficiency
(adj): lacking bodily or muscular strength or vitality
(adj): vs. robust) -- (physically weak
(adj): (used of verbs) having standard (or regular) inflection
(adj): vs. irregular) -- (in accordance with fixed order or procedure or principle
(adj): not having authority, political strength, or governing power
(adj): vs. powerful) -- (lacking power
(adj): deficient in magnitude; barely perceptible; lacking clarity or brightness or loudness etc
(adj): vs. imperceptible) -- (capable of being perceived by the mind or senses
(adj): likely to fail under stress or pressure
(adj): vs. infallible) -- (likely to fail or make errors
(adj): deficient in intelligence or mental power
(adj): vs. smart) -- (lacking or marked by lack of intellectual acuity