| UNG | not grammatical |
|---|---|
| UNG | in an ungrammatical manner |
| UNG | not fully apprehended |
| UNG | not feeling or showing gratitude |
| UNG | disagreeable |
| UNG | a person who shows no gratitude |
| UNG | in an ungrateful manner |
| UNG | a lack of gratitude |
| UNG | worried and uneasy |
| UNG | not likely to be rewarded |
| UNG | not lubricated |
| UNG | not gregarious |