What does uneasiness mean?

Uneasy is a Chinese idiom, pronounced tǎntèbùān, which means uneasy and extremely uneasy.

From "The Confused World" by Wu Jianren of the Qing Dynasty.

No, used in front of verbs, adjectives and other words to express negation or added in front of nouns or nominal morphemes to form adjectives: not to go. not much. illegal. unexpectedly.

An, calm, stable: stable. Peace of mind. peaceful.

Stable. leisurely. settle down. Anbang and the country are settled.

Example: The mother carefully watched all the movements, and in her heart, she was afraid that someone would betray Xinghai.

Grammar: conjunction; used as predicate, attributive, adverbial; with derogatory connotations