Flat

bemolowy

(lowered by one semitone)

bezbarwny

(uninteresting)

flakowaty

(of a tyre: deflated)

monotonny

(without variations in pitch)

nijaki

(uninteresting)

odgazowany

(with its carbon dioxide having come out of solution)

płaski

(having no variations in altitude)

równy

(having no variations in altitude)

sflaczały

(of a tyre: deflated)

wyczerpany

(unable to emit power)

wygazowany

(with its carbon dioxide having come out of solution)

zwietrzały

(with its carbon dioxide having come out of solution)

płasko

(so as to be flat)

bemol

(music: note played a semitone lower than a natural)

but m na płaskim obcasie

(plural: ladies' shoes)