quahog /kwöˈhog or kwə-hogˈ/, quahaug /-hög or -högˈ/, or sometimes cohog /kōˈhog or kə-hogˈ/

1. An edible clam (Venus mercenaria) of the N American Atlantic coast, also known as round clam
2. Another variety of clam, Cyprina islandica, also known as black quahog

• high-grades
• high-grading
• high-gravel-blind
• high-grown
• high hand
• high-handed
• high-handedness
• high hands
• high-hat
• high-hats
• high-hatted
• high-hatting
• high-hearted
• high-heeled
• High Holidays
• High Holy Days
• high horse
• high hurdles
• high-hysteresis rubber
• high-impact
• highing
• highish
• highjack
• highjacked
• highjacker