1. Depend on a small thing or be at risk
   - hang by a thread

Type of: depend

• booking agent
• booking clerk
• bookish
• bookishness
• bookkeeper
• bookkeeping
• booklet
• booklouse
• booklover
• bookmaker
• bookmaking
• bookman
• bookmark
• bookmarker
• bookmobile
• bookplate
• bookseller
• be active
• be adrift
• be after
• be amiss
• be at pains
• be born
• be due
• be full