Solutions Trunk has 15 entries with similar clues

• 4-letter words
• boleA tree trunk
• treePlant with a trunk
• 5-letter words
• aortaLarge trunk artery
• 6-letter words
• lichenPlants found on tree trunks, etc.
• dugoutA canoe made from a hollowed-out tree trunk
• speedoMaker of tiny trunks
• 7-letter words
• speedosTight swimming trunks, named after brand
• luggageTrunks and cases of traveller
• 8-letter words
• elephantTrunk carrier
• nuthatchSongbird that climbs up and down tree trunks
• 9-letter words
• beachwearTrunks, bikinis, etc.
• heartwoodThe dense inner part of a tree trunk, yielding the hardest wood
• 11-letter words
• tree-huggerOne embracing trunks
• carbootsaleAmerican trunks are large to cover swimmer's rear – most vendors here are out of gear
• 16-letter words
• dendrochronologyA technique of dating material based on the investigation of annual growth rings in tree trunks