"atuse" is probably misspelled. Trying at_sea instead Definition of at_sea
at_sea has definitions from the field of nautical
1
[ adjective ] perplexed by many conflicting situations or statements; filled with bewilderment

Examples

"obviously bemused by his questions" "bewildered and confused" "a cloudy and confounded philosopher" "just a mixed-up kid" "she felt lost on the first day of school"

2
[ adjective ] (nautical) traveling by boat or ship

Synonyms

sailing

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