Sunday Puzzle: It takes two

Sunday Puzzle. NPR

NPR On-air challenge

I’m going to give you some eight-letter words. For each one insert two letters in a row to make a familiar 10-letter word.

Ex. INTIMATE  –>  INTIMIDATE

ALLIANCEDEMOTIONTRAMLINEINHERENT PARTICLE LIBATION COALESCE INFINITE COMPROMISE Last week’s challenge

Last week’s challenge comes from listener Ward Harten. Think of a well-known couple whose names are often said in the order of _____ & _____. Seven letters in the