Aphabetic letter pairs in words

NB = nonbehavioral

NC - dance

ND = endeavor

NO: nanosecond

NE = (should be) next.

NF: fanfare

NG: bringing

NH: manhandle

NI/NJ = ninja

NK - oink

NK- skunk

NL = humanly

NM - inmate

NN, NO: Anno (as in Anno Domini)

NP: input

NQ = inquire

NR = nonresponsive

NS- Neurons

NT - sentiment

NU: [del]nucular[/del] nuclear