inter

interplay, interact, interaction, interjection, internet, interconnect, interlink, interface, interrelate, interlock, intermesh, intermix, intersperse, intersect, intercut, intertwine, interweave, interleave, interlace, intermingle, interchange, interoperate, interdependent, interfaith, intercultural, interracial, intermarriage, interspousal, interoffice, interdepartmental, intercollegiate, interdisciplinary, interdenominational, intergroup, intercompany, intercorporate, intercommunity, intercity, interstate, international, intergovernmental, intercontinental, interpersonal, intergenerational, intercamp, interspace, interstellar, intermediary, intercessory, intercede, interpose, intervene, interfere, interrupt, intercept, interpolate, interim, intermediate, intermission, intermittent, interlude, interval, interregnum, interview, interpret, intercourse, intercom, interfile, interdict, interneuron, interlibrary loan

* The prefix inter- usually means "between" or "among" (之中的、互相的)