RAPIDNESS Antonyms There are 6 antonyms of the word rapidness. (opposite meanings)Did you mean?Definition of RAPIDNESSSynonyms of RAPIDNESSAlso try opposite words for..rapidrapidlyrapidityrapidnessesBest Opposite Words For RAPIDNESSTop 20Top 10 Top 20 (Default)Top 50 Top 100 All All (Default)WordsPhrases All All (Default)Verb Noun Adjective Adverb RankWordSave?Synonyms..UsageType1languornounn2lethargynounn3slacknessnounn4slownessnounn5sluggishnessnounn6tardinessnounn Alternatives for LANGUOR Words (15)torporlethargylistlessnessdebilityenervationexhaustionfatigueindolencetirednesswearinessdreaminessflatnesslassitudephlegmsluggishnessOpposite words for languor Alternatives for LETHARGY Words (11)sluggishnessapathyinertialistlessnessslownesslassitudeflatnessinanitionlanguorphlegmslacknessOpposite words for lethargy Alternatives for SLACKNESS Words (18)laxitylethargyapathycarelessnessidlenessinactivityindifferenceindolenceloosenessnegligenceslothsluggishnesstorporinanitionlassitudelaxnessremissnessslackOpposite words for slackness Alternatives for SLOWNESS Words (17)delayinertialethargysluggishnesstardinesslaggardnessawkwardnessbackwardnessclumsinessdeliberatenessdeliberationineptitudeineptnessmaladroitnessretardationsubnormalityunhurriednessPhrases (1)mental retardationOpposite words for slowness Alternatives for SLUGGISHNESS Words (18)lethargylanguorlassitudeapathydrowsinesshebetudeinactivityindolenceinertialazinesslistlessnessslownesssoporstuportorpordulnessflatnessphlegmOpposite words for sluggishness Alternatives for TARDINESS Words (1)latenessOpposite words for tardiness