Synonyms of yawn
gapeIf you say that something such as a hole or a wound gapes, you are emphasizing that it is big or wide.
• A hole gaped in the roof.
• The ground opened beneath his feet.
splitIf something splits or if you split it, it is divided into two or more parts.
• In a severe gale the ship split in two.
Thesaurus for yawn from the Collins English Thesaurus