18 <3 ♥ # easy alias to trigraph cH-
19 :) ☺ # easy alias to 0u
25 HW Ƕ # HV conflicts with vh line drawing
35 !c ǀ # corresponding zulu letter
36 !q ǃ # idem; !. would be much more intuitive
37 !x ǁ # idem; or !/ (previously ʖ)
42 # expected but missing
45 A0 Ǻ # normal A-ring already provided by AA
56 cu ℆ # co ís present though
71 l- ƚ # not really a macron, but wouldn't really make sense anyway otherwise
88 I) Ȋ # )I exists, but should not confuse
116 # D2 Ɗ # in use by control char
123 f2 ƒ # looks like a cedilla
134 # P2 Ƥ # in use by control char
148 Y; Ƴ # not a hook below, but Y2 hook above is already present
150 Z2 Ȥ # looks like a cedilla
165 # middle tilde #XXX: not tilde above
170 # n? ᵰ # already a tilde above
186 # turned/inverted (trailing I is uncommon for lowercase, and already used thusly for !I, ?I and NI)
189 # EI Ǝ # could be confusing, as it's not uppercase schwa eI
190 eI ə # schwa, not turned E (latter is very uncommon)
199 # nI ᴎ # reversed capital N, but NI already in use
201 # RI ᴚ # conflicts with RI control char
208 # note: common meaning
210 " Double acute accent
233 % Greek/Cyrillic special
234 + smalls: Arabic, capitals: Hebrew
235 3 some Latin/Greek/Cyrillic letters
240 # hangeul consonants at *J
262 # hangeul vowels at *J
281 # hangeul iotized vowels at *K