20-letter words containing b, e, s, l, o, r
- tropical disturbance — a very weak, or incipient, tropical cyclone.
- under/below strength — If an army or team is under strength or below strength, it does not have all the members that it needs or usually has.
- wilson cloud chamber — cloud chamber.
- yellow-breasted chat — an American warbler, Icteria virens, having a yellow throat and breast and greenish-brown upper parts and noted for imitating the songs of other species.