1. conducive to or feeling mental discomfort

- this kind of life can prove disruptive and uncomfortable

- the uncomfortable truth

- grew uncomfortable beneath his appraising eye

Similar word(s): awkward, uneasy, disquieting, uneasy

2. providing or experiencing physical discomfort

- an uncomfortable chair

- an uncomfortable day in the hot sun

Similar word(s): bad, tough, comfortless, irritating, painful, miserable, wretched, uneasy, warm

Sentences with uncomfortable as an adjective:

- The class squirmed and fidgeted in the uncomfortable new chairs.

- Sharing a house with them made me uncomfortable.