ASVAB Word Knowledge Practice Test

Abundant means existing in large amounts, as in "abundant rainfall." Scarce is its opposite.

A candid account is frank and truthful, without hiding unpleasant facts. Nothing in the word suggests length, so "brief" does not fit.

A diligent person works steadily and carefully at a task. Being intelligent is about ability, not effort.

Concise writing or speech says a lot in few words. "Detailed" points the other way, toward length and completeness.

Reluctant means hesitant or unwilling to do something. "Eager" is the opposite.

A feasible plan is one that can actually be carried out, so the closest meaning is possible or workable. A plan can be feasible without being popular or required.

To deteriorate is to become gradually worse, as when a road deteriorates over many winters. Something that deteriorates is still there, so "vanish" goes too far.

Meticulous means showing great care and attention to detail, so meticulous records are thorough and precise. "Careless" is the opposite.

An ambiguous statement can be understood in more than one way, so its meaning is unclear. "Obvious" is close to the opposite.

To endorse something is to declare public approval or support for it. "Criticize" is the opposite action.

To mitigate is to make something less severe, as in "sandbags mitigate flood damage." You might predict or measure a problem first, but mitigating means reducing it.

Something obsolete is no longer used because something newer has replaced it. An obsolete machine may still work perfectly, so "broken" is not the meaning.

To imply is to suggest something without saying it directly. Silence can hint at disagreement, but it cannot prove it.

A lethargic person is slow and lacking energy, which is what sluggish means. "Nervous" suggests restless energy, the opposite feeling.

Vigilant means alert and watching carefully for danger. A guard can be armed without being vigilant, and an exhausted guard is unlikely to be watchful.