clog

n. 障碍,重物 v.障碍,阻塞

clique, cliquy (also cliquey, cliquish), clitoral, clitoris, Cllr, cloak, cloak-and-dagger, cloakroom, clobber, cloche, clock, clock golf, clock tower, clock-face, clock-watcher, clock-watching, clockwise, clockwork, clod, clodhopper, clog-dance, cloister, cloistered, clone, close, close about, close down, close in, close one's ears to, close over, close up, close with, close with sb, close-cropped (also close-cut), close-down, close-fitting, close-grained, close-hauled, close-knit, close-run,