plum vs rockfish

plum

noun
  • Prunus salicina (Chinese plum or Japanese plum) 

  • A stone-fruit tree which bears this fruit, Prunus domestica. 

  • Prunus americana (American plum) 

  • Prunus sect. Armeniaca (better known as apricots) 

  • Prunus rivularis (creek plum or hog plum) 

  • A desirable or choice thing of its kind; a prize selection; a choice appointment, assignment etc. 

  • A fool, an idiot. 

  • Prunus mume, an Asian fruit more closely related to the apricot than the plum, usually consumed pickled, dried, or as a juice or wine; ume. 

  • A dark bluish-red color/colour, the colour of some plums. 

  • An edible, fleshy stone fruit of Prunus domestica (European plum), often of a dark red or purple colour. 

  • Prunus ursina (bear's plum) 

  • Prunus angustifolia (Chickasaw plum or sand plum) 

  • Prunus hortulana (hortulan plum) 

  • Prunus nigra (Canadian plum or black plum) 

  • Prunus spinosa (sloe) 

  • Prunus subcordata (Klamath plum or Oregon plum) 

  • Prunus cerasifera (cherry plum or myrobalan) 

  • A testicle. 

adv
  • Completely; utterly. 

adj
  • Of a dark bluish-red colour. 

  • Choice; especially lavish or preferred. 

  • Plumb 

verb
  • To plumb. 

rockfish

noun
  • Salvelinus, a genus of fish in the salmon family 

  • Acanthoclinus, a genus of fish from New Zealand 

  • A striped bass (Morone saxatilis), a species of fish from North America 

  • Certain groupers, in the subfamily Epinephelinae 

  • A stonefishes (genus Synanceia), venomous fishes from the Indo-Pacific 

  • Certain fish of genus Scorpaena, such as Madeira rockfish (Scorpaena maderensis), a common Mediterranean species 

  • Myliobatis goodei (southern eagle ray) 

  • A logperch (Percina caprodes), also known as common logperch or log perch 

  • Hypoplectrodes, a genus of fish in the family Serranidae 

  • Sebastes, mainly of the North Pacific 

  • A fish in the family Sebastidae, marine fishes that inhabit oceans around the world 

  • A long-spined bullhead (Taurulus bubalis) 

  • Hexagrammos, a genus of greenling from the North Pacific 

  • Scyliorhinus stellaris (nursehound), a shark known as rock salmon when used in cuisine 

  • A black person who does not know how to swim. 

How often have the words plum and rockfish occurred in a corpus of books? (source: Google Ngram Viewer )