忙しい

Etymology 1
Derived from verb.

First attested in a text from 850.

By one analysis, this is the verb's  plus the adjectivizing suffix.

Alternatively, may be derived from the causative. The classical terminal form of the adjective is identical to the classical continuative or infinitive form of the causative verb, which was used in certain constructions to conclude sentences.



Adjective

 * 1)  busy
 * , text here:
 * 1)  restless, fidgety
 * , text here:
 * 1)  restless, fidgety
 * 1)  restless, fidgety

Etymology 2
&#42; → →  →

Cognate with, older form of , expanding on the meaning towards “lacking in time”.

First cited to a text from 1020.

Adjective

 * 1) busy, hurried
 * 2) restless, fidgety