| Scots Words | Alt. Scots Words | English Meanings |
| I' | in | |
| I'se | I shall | |
| iceshoggle | icicle | |
| Icker | an ear of corn | |
| idleset | idleness+ unemployment | |
| Ier-oe | a great-grandchild | |
| ile | uilie+ eelieNE | oil |
| ilk | each | |
| ilk+ ilka | each+ every | |
| ilka | ilkie | every |
| ilka bodie | everyone | |
| ilkagate | everywhere | |
| ilkagate | every way | |
| ilkane | each one | |
| ilkawey | every way | |
| ill | ull | bad+ evil |
| Ill o't | bad at it. | |
| Ill-taen | ill-taken. | |
| Ill-thief | the Devil | |
| ill-trickit | mischievous | |
| ill-uise | ill-use | |
| Ill-willie | ill-natured | |
| in | in | |
| in a wee | shortly+ soon | |
| in-kneed | knock-kneed | |
| inbring | import | |
| inby | inside+ enclosed | |
| income | arrival+ illness | |
| indentin | indenturing | |
| indwaller | resident | |
| infirmary | hospital | |
| infuise | infuse | |
| ingaither | collect | |
| ingan | onion | |
| ingang | entrance+ shortage+ lack | |
| Ingine | genius | |
| ingle | fire (hearth) | |
| ingle-cheek | fireside (properly the jamb of the fireplace). | |
| ingle-lowe | ingle-low | |
| ingyne | ingine | genius+ senses+ an engine |
| ink-fish | squid | |
| inklin | small amount+ inclination | |
| inlat | inlet | |
| inmaist | inmost | |
| inner | inner | |
| innerlie | kindly | |
| Innerness | Inverness | |
| innin | introduction | |
| inouth | inooth | within |
| inower | inside | |
| inpit | input+ contribution | |
| Inshcoam | Inchcolm | |
| insteid | instead | |
| intae | into | |
| interdict | injunction | |
| interdict | carry out an injunction | |
| intil | into+ inside | |
| intimmers | internal organs+ the works | |
| invite | invyte | invitation |
| is | is | |
| isna | isn't | |
| isnae | is not | |
| ither | other+ each other+ | |
| ithergates | otherwise | |
| its | its | |
| itsel | itself | |
| itsel' | itself | |
| iver | ivver | ever |
| iverie | ivery+ ivvery+ ivverie | every |
| iveriehott | everything | |
| ivermair | ever more | |
| jabble | splash+ choppy sea | |
| jad | a jade | |
| jad | a woman past her prime | |
| jag | prick+ injection | |
| jaicket | jaikit | jacket |
| jalouse | suspect+ guess+ imagine | |
| jandies | jaundice | |
| janitor | caretaker | |
| Janwar | januar | January |
| jarg | creak | |
| jaud | jade | |
| jauk | to trifle | |
| jauner | gabber | |
| jauntie | dim. of jaunt | |
| jaup | splash | |
| jaur | jar | |
| jaurie | earthenware marble | |
| jaw | ja | surge of water+ pour+ splash |
| jaw | talk | |
| jaw | to throw | |
| jaw-box | a sink+ drain | |
| jaw-hole | sewer | |
| jealous | jailous+ jeilous+ jeelous+ | jealous |
| Jeddart | Jedburgh | |
| jeeg | jeig | a jig |
| jeeg | to jog | |
| jeeger | jeger | odd or eccentric person |
| jeegle | jeigle | jog+ shake about+ jiggle |
| jeel | geel+ geal+ geil | congeal |