iron
isle
icon
into
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Here's a few more. I grepped them from Webster's Second International, but some may be abbreviations or proper nouns.
grep '^i...$' /usr/share/dict/words | nl
1 iamb
2 ibex
3 ibid
4 ibis
5 iced
6 icho
7 ichu
8 icon
9 idea
10 ides
11 idic
12 idle
13 idly
14 idol
15 idyl
16 iffy
17 iiwi
18 ijma
19 ikat
20 ikey
21 ikra
22 ilex
23 ilia
24 ilka
25 illy
26 ilot
27 imam
28 imbe
29 immi
30 impi
31 impy
32 inbe
33 inby
34 inch
35 inde
36 indy
37 inks
38 inky
39 inly
40 inro
41 into
42 iodo
43 iota
44 ipid
45 ipil
46 irid
47 iris
48 irok
49 iron
50 isba
51 isle
52 ismy
53 itch
54 item
55 iter
56 itmo
57 ivin
58 iwis
59 izar
60 izle
Some three letter words that start with I are:
initial, initiate, vicissitude
The fad shop
The first three letters in the word storage are S,T,and O
Vowels and consonants are letters, not words. In the word "pick", the letter "i" is a vowel and the other three letters are consonants.
The fat shed?
adored
'What' is a four letter word, 'for' a three letter word, 'which' has five letters, 'yet' is spelled with three while 'it' has only two.
The only word I can think of for "joker", 3-letters, is imp.
A three letter word for bother is bug
so if i have only three letters and if i have three it will be fewer the answer is LESS! (I caught that when i read it) it was so easy!
The word "did" is three letters long.
bookkeeper
Three.