Present participle of habit; the act of dressing in or becoming accustomed to something.
From habit as a verb plus the -ing gerund suffix. While 'habit' as a noun is common, 'habit' as a verb is less frequent in modern English, making 'habiting' quite rare.
The verb form 'habiting' barely exists in modern English, which shows how language changes—we stopped using habit as a verb and switched to 'become habituated' instead, following linguistic efficiency!
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