| Term | Definition |
| I | If mairages is made in hieven, you twa has few freends there. |
| I | If I had a dug as daft, I wad shoot him. |
| I | If ye had stuck a knife in my hert it widnae hae bled. |
| I | If strokes be guid to gie they'll be guid to tak. |
| I | If ye dinna see the bottom, dinna wade. |
| I | If ye gang a year wi a cripple, ye'll limp at the end o't. |
| I | Ill bairns is aye best heard at hame. |
| I | Ill comes upon wars back. |
| I | Never keep a cou when ye can get milk cheap |
| I | Ill payers is aye guid cravers. |
| I | It's dry tale that disna end in a drink. |
| I | I think mair o yer kindness than it's aa worth. |
| I | In a thoozand pund o law there's no a unce o l. |
| I | It's a ill turn that patience winna owercome. |
| I | It's bi the mooth o the cou that the milk comes. |
| I | It's drink will ye, but no drink shall ye. |
| I | It''s a shame to eat the cou an worry on the tail. |
| I | It's a ill kitchen that keeps the breid awa. |
| I | It's a ill cause that the lawyer thinks shame o. |
| I | It' s folly to live puir to die rich. |
| I | It's ill ale that's soor when it's new. |
| I | It' s guid to begin weel, but better to end weel. |
| I | It's ill takkin corn frae geese. |
| I | It's no lost what a freend gets. |
| I | It's no safe wadin in unco watters. |
| I | It's no the coul that maks the friar. |
| I | It's no the burden, but the owerburden, that kills the beast. |
| I | It's past jokin when the heid's aff. |
| I | It's weel that oor fauts is no written in oor face. |
| I | It's ower weel hoardit that canna be fund. |
| I | It's time eneuch to skriech when ye're strucken. |
| I | I will add a stane to his cairn. |