The definition of 'backstrokes' & the word 'backstrokes' in example sentences or phrases

Verb
1
swim on one's back
Noun
1
a swimming stroke that resembles the crawl except the swimmer lies on his or her back

Synonyms of the word 'backstrokes' & Antonyms of the word 'backstrokes'.

Verb
Synonymsbackstroke,
Noun
Synonymsbackstroke,