| exhausting(adjective, dull, boring, tedious, irritating) |
| factual(adjective, simple, clean, plain, ordinary) |
| fatiguing(adjective, dull, boring, tedious, dreary) |
| flat tire(expression, adjective, boring, tedious, tasteless) |
| flavorless(adjective, dull, weak, flat, boring) |
| frigid(adjective, cool, detached, blank, sober) |
| frontier |
| garden-variety(adjective, simple, moderate, flat, plain) |
| garden variety |
| glacial(adjective, cool, detached, blank, sober) |
| godforsaken place |
| gone |
| hackneyed(adjective, simple, plain, stupid, ordinary) |
| hard(adjective, dull, boring, unfeeling, tedious) |
| heartless(adjective, cool, detached, blank, sober) |
| heavy(adjective, dull, boring, tedious, irritating) |
| hefty(adjective, dull, boring, tedious, irritating) |
| hokey(adjective, stupid, ordinary, commonplace, bland) |
| icy(adjective, cool, detached, blank, sober) |
| immovable(adjective, cool, flat, detached, blank) |