Synonyms/Hypernyms (Ordered by Estimated Frequency) of verb hop-up

1 sense of hop up

Sense 1
soup up, hop up, hot up -- (make more powerful; "he souped up the old cars")
       => modify -- (make less severe or harsh or extreme; "please modify this letter to make it more polite"; "he modified his views on same-gender marriage")

Antonyms of adj hopped-up

2 senses of hopped-up

Sense 1
hopped-up -- ((of an automobile) having the engine modified to give extra power; "a hopped-up jalopy")

INDIRECT (VIA powered) -> unpowered -- (not having or using power; "an autogiro is supported in flight by unpowered rotating wings")

Sense 2
hopped-up, stoned -- (under the influence of narcotics)

INDIRECT (VIA intoxicated) -> sober -- (not affected by a chemical substance (especially alcohol))

Similarity of adj hopped-up

2 senses of hopped-up

Sense 1
hopped-up -- ((of an automobile) having the engine modified to give extra power; "a hopped-up jalopy")
       => powered (vs. unpowered) -- ((often used in combination) having or using or propelled by means of power or power of a specified kind; "powered flight"; "kerosine-powered jet engines")

Sense 2
hopped-up, stoned -- (under the influence of narcotics)
       => intoxicated (vs. sober), drunk, inebriated -- (stupefied or excited by a chemical substance (especially alcohol); "a noisy crowd of intoxicated sailors"; "helplessly inebriated")