Athugaðu
Athugaðu is the second-person singular imperative form of the Icelandic verb athuga, meaning to examine, check, notice, or verify. As a directive, it is commonly used to instruct someone to perform a careful check or verification. In practice, athugaðu is used in everyday language, in safety notices, manuals, and academic or official writing when the author wants the reader to verify information or pay close attention to details.
Etymology and form: the verb athuga is built from the base huga (mind, thought) with the sense
Usage notes: athugaðu is especially common in instructional and cautionary contexts, where a writer wants the
See also: athuga (to examine), athugun (examination), athugaverður (noteworthy). In contemporary Icelandic, athugaðu remains a standard,