to-ing and fro-ing/ˌtooh·ing ənd ʹfroh·ing/ noun (pl to-ings and fro-ings)

• directors-general
• Directory
• directory
• directory assistance
• directory enquiries
• direct proportion
• directress
• directrix
• direct selling
• direct speech
• direct tax
• dirge
• dirham
• dirigible
• dirigisme
• dirk
• dirndl
• dirt
• dirt bike
• dirt cheap
• dirt track
• dirty
• dirty bomb
• dirty old man
• dirty word