"更かす" means "stay up till late"

Kanji in this word

Related words "更"

• 変更 (henko)alteration, change
• 変更する (henkosuru)alter, change
• 更 (sara)furthermore, moreover
• 更ける (fukeru)grow late
• 更に (sarani)again, furthermore
• 更新する (koshinsuru)renew