swop¹/swop/ verb trans and intrans

swop²noun

• piety
• pietà
• piezo-
• piezoelectric
• piezoelectricity
• piezometer
• piffle
• piffling
• pig
• pigeon
• pigeon breast
• pigeon chest
• pigeonhole
• pigeon-toed
• piggery
• piggish
• piggy
• piggyback
• piggy bank
• piggy in the middle
• pigheaded
• pig-ignorant
• pig iron
• pig it
• pig lead