air·tight 
(ârtīt′)
(ârtīt′)adj.
1. Impermeable by air.
2. Having no weak points; sound: an airtight excuse.
- chichi
- Chichén Itzá
- chick
- "Chick."
- chickadee
- Chickamauga
- chickaree
- Chickasaw
- Chickasawhay River
- chicken
- chicken breast
- chicken-breasted
- chicken feed
- chicken-fried
- chicken guinea disease
- chicken hawk
- chicken-hearted
- chickenheartedness
- chicken Kiev
- Chicken Little
- chicken-livered
- chickenpox
- chicken pox
- chicken scratch
- chickenshit