teaser

n (infml 口) problem that is difficult to solve 难以解决的问题: This one's a real teaser. 这可真是个难题.

teak, teal, team, team spirit, team-work, teammate, teamster, teapot, tear, tear down, tear off, tear up, tear-drop, tear-gas, tear-jerker, tearaway, tearful, tearfully, tease, teasel (also teazel, teazle), teasingly, teaspoon, teaspoonful, teat, tech, technical, technical college, technical hitch, technicality, technically, technician, Technicolor, technique, techno-, technocracy, technocrat, technocratic, technological, technologically, technologist,