cig·a·ril·lo 
(sĭg′ə-rĭlō)
(sĭg′ə-rĭlō)n. pl. cig·a·ril·los
A small narrow cigar.
[Spanish cigarrillo, diminutive of cigarro, cigar; see CIGAR.]
- opportunistic
- opportunistic infection
- opportunity
- opposability
- opposable
- oppose
- opposer
- opposite
- opposite field
- opposite-field
- oppositely
- oppositeness
- opposite number
- opposition
- oppositional
- oppositionist
- oppress
- oppression
- oppressive
- oppressively
- oppressiveness
- oppressor
- opprobrious
- opprobriously
- opprobrium