OVER is a hinge word: 9 words make a compound in front of it and 30 make one after it, so it can sit in the middle of a chain and hold two compounds together at once.
Each of these makes a compound ending in OVER.
Each of these makes a compound starting with OVER.
OVER is a preposition, a particle and a prefix at the same time. OVERTAKE and TAKEOVER, OVERTURN and TURNOVER, OVERPASS and PASSOVER all exist in both orders with quite different meanings.
These words make a compound whichever side of OVER they sit on, usually with two unrelated meanings.
Put any word from the first list in front and any word from the second behind, and you have a three-word chain in which both neighbouring pairs join. Here are some of them.
CROSS → OVER → ALL — crossover and overallFLY → OVER → BOARD — flyover and overboardHANG → OVER → CAST — hangover and overcastLAY → OVER → COME — layover and overcomeLEFT → OVER → DRIVE — leftover and overdriveMORE → OVER → DUE — moreover and overduePASS → OVER → HEAD — passover and overheadTAKE → OVER → HEAR — takeover and overhearTURN → OVER → HEAT — turnover and overheatKEYSTONE is a free daily puzzle built entirely out of chains like these. You get the two ends and have to fill the two words in the middle. Three bridges a day, no account, no cookies.
Each of these has a page like this one. There is also an index of all 28.
BACK · BALL · BED · BOARD · BOOK · BREAK · DAY · DOWN · FALL · FIRE · GUN · HAND · HEAD · HOUSE · LAND · LIFE · LIGHT · MAN · NIGHT · OFF · OUT · SHIP · SIDE · SOME · TIME · WAY · WORK