The meeting began unpropitiously, with the main speaker stuck in traffic and the projector failing.

Despite their optimism, the unpropitiousness of the market conditions led to the postponement of the product launch.

The captain decided to delay the voyage because the weather looked unpropitious.

The villagers left offerings at the shrine, fearful of the unpropitiated storm god.

Despite their offerings, the storm's fury remained unpropitiable, devastating the coast without mercy.

His unpropitiating refusal left their relationship irreparably damaged.