'twas /twoz, twəz/ (archaic or dialect) a contraction of it was

• pushes
• push fit
• push fits
• push for
• pushful
• pushfully
• pushfulness
• pushfulnesses
• pushier
• pushiest
• pushiness
• pushinesses
• pushing
• pushingly
• pushing up the daisies
• push off
• push-off
• push-offs
• push on
• push one's fortune
• push one's luck
• push out
• push-out
• push-outs
• pushover