She approached the project unambitiously.

The company reported a significant amount of unamortised expenses.

There are many unambiguities in the contract.

The sound produced by the tiny speaker is unamplifiable.

The unamidated peptide showed higher activity than the amidated peptide.

She gave an unamateurish performance in the play.

His unambitiousness prevented him from pursuing his dreams.

The unameliorated situation has caused a lot of suffering.

Her unamenableness made it difficult to work with her.

The food was unambrosial and lacked any flavor.