chalkboard

From chalk +‎ board.

• (Received Pronunciation) IPA^(key): /ˈt͡ʃɔːk.bɔː(ɹ)d/

• Audio (Southern England):

  (file)

• IPA^(key): /ˈt͡ʃɔk.bɔː(ɹ)d/

• Audio (US):

  (file)

chalkboard (plural chalkboards)

1. A slate or enamel board for writing on with chalk; a predecessor to a whiteboard.

• blackboard

• writing board

• like fingernails on a chalkboard
• nails on a chalkboard

• whiteboard

chalkboard (third-person singular simple present chalkboards, present participle chalkboarding, simple past and past participle chalkboarded)

1. To write or draw on a chalkboard.
   • 2018, Marla Cilley, The CHAOS Cure:

     If you live in a home where painting walls isn't permitted, chalkboarding is still an option for you.

• chalkboard on Wikipedia.Wikipedia