fix typos, learn words

Author: coke

doc/Language/unicode.pod6

@@ -79,7 +79,7 @@ Or two codepoints:
 
 Perl 6 will turn both these inputs into one codepoint, as is specified for
 normalization form canonical (B<X<NFC>>). In most cases this is useful and means
-that two inputs that are equivilant both are treated the same, and any text
+that two inputs that are equivalent both are treated the same, and any text
 you process or output from Perl 6 will be in this "canonical" form.
 
 One case where we don't default to this, is for file handles. This is because

xt/code.pws

@@ -122,6 +122,7 @@ failgoal
 failhash
 fairycake
 fbtb
+fffd
 ffff
 ffffffffffffffffffffffffffffffff
 ffix

xt/words.pws

@@ -69,6 +69,7 @@ autoincrement
 autopun
 autoquoted
 autoquotes
+autostart
 autothread
 autothreading
 autothreads
@@ -219,6 +220,7 @@ dbmopen
 dbname
 declarator
 declarators
+decodable
 decontainerization
 decontainerize
 decrement
@@ -427,6 +429,7 @@ hyperiterable
 hyperoperator
 hyperoperators
 hyperwhatever
+ibus
 idx
 ieee
 ignorecase
@@ -496,6 +499,7 @@ json
 junctive
 jvm
 kd
+kde
 keyof
 keypress
 khaleesi
@@ -640,6 +644,7 @@ nextcallee
 nextsame
 nextwith
 nfd
+nfg
 nfkc
 nfkd
 niecza
@@ -1140,6 +1145,7 @@ unordered
 unpolar
 unportable
 unquantified
+unrepresentable
 unsetting
 unshift
 unspace
@@ -1154,6 +1160,7 @@ upto
 uri
 useqq
 username
+userwide
 usr
 utc
 utf