N1O1C3T1U1R1N1A1L1
11 points
NOCTURNAL is validvalid
occurring at nighttime [adj] : NOCTURNALLY [adv]
relating to night [adj NOCTURNALLY] / a nocturnal creature [n -S]
occurring at nighttime [adj] : NOCTURNALLY [adv]
relating to night [adj NOCTURNALLY] / a nocturnal creature [n -S]