There are a total of 112 10-letter words containing 'gar', and the number may vary in different dictionaries. You can specify the dictionary and order.

• agarbattis ₁₅
• algarrobas ₁₆
• bangarangs ₁₉
• beggarweed ₂₁
• budgerigar ₁₉
• cigarettes ₁₅
• cigarillos ₁₇
• desugaring ₁₇
• disregards ₁₄
• ecigarette ₁₅
• engarlands ₁₆
• garbageman ₂₁
• garbagemen ₂₁
• gardenfuls ₁₉
• garderobes ₁₆
• gargantuan ₁₇
• gargoylism ₂₀
• garibaldis ₁₇
• garimpeiro ₁₈
• garishness ₁₅
• garlanding ₁₈
• garmenting ₁₉
• garnierite ₁₃
• garnisheed ₁₆
• garnishees ₁₅
• garnishing ₁₈
• garnitures ₁₄
• garrisoned ₁₄
• garrotting ₁₅
• garryowens ₁₈
• gregarines ₁₅
• gregarious ₁₅
• hangarages ₁₇
• kangarooer ₁₇
• logarithms ₁₈
• margarines ₁₆
• margaritas ₁₅
• margarites ₁₅
• niggarding ₁₉
• oligarchic ₂₁
• pilgarlics ₂₀
• regardable ₁₇
• regardless ₁₄
• sluggardly ₂₀
• stingarees ₁₃
• strongarms ₁₆
• sugarberry ₁₈
• sugarbirds ₁₇
• sugarcanes ₁₇
• sugarcoats ₁₆
• sugarcraft ₁₉
• sugardaddy ₁₈
• sugarhouse ₁₆
• sugariness ₁₄
• sugarplums ₂₁
• unregarded ₁₆
• vinegarish ₁₉
• vulgarians ₁₉
• vulgarised ₁₉
• vulgarises ₁₈
• vulgarisms ₂₁
• vulgarized ₂₈
• vulgarizer ₂₇
• vulgarizes ₂₇
• algarrobos ₁₃
• beggardoms ₁₇
• bigarreaus ₁₃
• gardenings ₁₃
• gargantuas ₁₂
• garlickier ₁₇
• garlicking ₁₈
• garnishers ₁₄
• vinegarier ₁₄
• alligartas ₁₁
• beggarhood ₁₈
• boongaries ₁₃
• braggartly ₁₇
• devanagari ₁₅
• disgarnish ₁₅
• dogaressas ₁₂
• egarements ₁₃
• engarrison ₁₁
• garagistes ₁₂
• gardenless ₁₂
• gargarised ₁₃
• gargarises ₁₂
• gargarisms ₁₄
• gargarized ₂₂
• gargarizes ₂₁
• garlandage ₁₃
• garmenture ₁₃
• garottings ₁₂
• garreteers ₁₁
• garrotters ₁₁
• kangarooed ₁₆
• khidmutgar ₂₁
• khitmutgar ₂₀
• margaritic ₁₅
• misregards ₁₄
• niggardise ₁₃
• niggardize ₂₂
• oligarchal ₁₆
• peelgarlic ₁₅
• phansigars ₁₆
• pilgarlick ₁₉
• pottingars ₁₃
• savegarded ₁₆
• sugarallie ₁₁
• ungarnered ₁₂
• ungartered ₁₂
• vinegaring ₁₅
• vulgariser ₁₄

There are 112 10-letter words containing gar in the well-known word game dictionary, 59 in the Scrabble US (US/Canada/Thailand - TWL/NWL) dictionary, and 102 in the Scrabble UK (International - SOWPODS/CSW) dictionary, and 64 in the Words with Friends (WWF) dictionary.