fellow-traveller

n 1 person who sympathizes with the aims of a political party (esp the Communist Party) but is not a member （政党, 尤指共产党的）同路人. 2 person one is travelling with 旅伴.

feet, feign, feigned, feint, feisty, feldspar, felicitate, felicitation, felicitous, felicitously, felicity, feline, fell, fellatio, fellow, fellow scientist, fellow-actor, fellow-citizen, fellow-feeling, fellow-guest, fellowship, felon, felonious, felony, felspar, felt, felt-pen, felucca, fem, female, feminine, femininity, feminism, feminist, femme fatale, femoral, femur, fen, fence, fencer,