Facelift
grandstandbandstandhandstandkickstandnewsstandnightstandoutstandingstandalonestandbystandoffstandoutstandpipestandstillstandpointunderstand
rainbowraincoatraindroprainstorm
bedpostdoorpostfencepostgatepostgoalpostguidepostlamppostoutpostpostboxpostcardpostdatepostmanpostmarkpostmodernpostnasalpostnatalpostscriptpostwarsignpost
The words are all nouns.
The compound word common to all three words is "race."
-blacksmith-goldsmith-gunsmith-locksmith-silversmith-tinsmith;;are all compound words ending in -smith
All proper nouns should be capitalized but all words are capitalized at the beginning of the sentence.
The:TTheomachy:Theomancy:Theopathetic:Theopathic:Theophanic:Theophany:Theophilanthropic:Theophilanthropism:Theophilanthropist:Theophilanthropy:Theophilosophic:Theopneustic: ...Theorem:TheorematicTheorematicalTheorematistTheoremicTheoreticTheoreticalTheoreticsTheoricTheoricaTheoricalTheoricallyTheoriesTheoristTheorizationTheorizeTheorizedTheorizerTheorizingTheory
but face
Yes, all words used in the beginning of the sentence is capitalized.
It is a compound word although it is also one word.
No jump rope is not a compound word. For example: bathroom,classroom, and are all compound words. The words: jump rope, line backer, and football field are all different things without the second word, but unless they are joined they aren't compound.