-n-

Meaning

1. morphemeInfix used to denote an action (not lasting); becomes -m- in front of b, m, p
   accubō (“to lie”) + -n- → accumbō (“to recline, lie down”)
2. morphemeInfix used to denote a lasting action; becomes -m- in front of b, m, p
   iugō (“to tie”) + -n- → iungō (“to tie for a long time”)
   coniugō (“to tie firmly”) + -n- → coniungō (“to tie firmly for a long time”)