physical labor; manual work; heavy work
Only when written 荒業
Refers to demanding physical tasks, often involving strength or endurance. The kanji 荒業 is typical for this meaning.
At the construction site, heavy physical labor continues every day.
Helping with the move was quite a physical task.
drastic move; power technique; display of power
Used in martial arts or competitive contexts for a bold, forceful technique or maneuver. The spelling 荒技 is common here, but 荒業 also appears.
He executed a brilliant power technique in the match.
The wrestler threw his opponent with a drastic move.
Standard kanji spelling for the physical labor sense; also used for martial arts techniques.
Alternate spelling using 技 (technique/skill), emphasizing the martial arts or drastic move nuance.
Compound of 荒 (rough, wild) and 業 or 技 (work, technique). The exact historical derivation is uncertain, but the word has been used for both heavy labor and forceful techniques.