WordNet: regress, retrograde, retrogress

get worse or fall back to a previous condition

• hypernym decline, worsen

• hyponym drop off, fall back, fall behind, lose, recede

regress

• (englanti) progress (antonym)

• (englanti) regressive (derivationally related)
• (suomi) taantua (synonyymi)

retrograde

• (suomi) heiketä (synonyymi)

retrogress

• (englanti) retrogression (derivationally related)

• (englanti) retrogressive (derivationally related)
• (suomi) taantua (synonyymi)