(n) pigtails (wasei: twin tail)
(n) twin bed
(n) double room
twin room
(n) teach-in
(n) tenderloin
(n) day'n'date
day and date
(n) design-in
(n) (comp) design size
(n) deadline
(n) twinkle
(n) (comp) dot gain
(n) drive in
(n) drawing
(P)
(n) (comp) drop-in
(n) (comp) newline (character)
(n) neon sign
(n) neckline
(exp) never mind
(n) (comp) halfline
(n) (comp) BinHex
(n) bustline
(n) bulk line
(n) barreled wine
(n) Valentine
(P)
(n) (comp) pipe-line
(n) Palestine (lat:)
(n) punch-line (of story or joke)
(n) hipline
(n) (comp) built-in
(n) pinpoint
(P)