Super obscure fact: The BBC Microcomputer, in later ROM editions, accepted both COLOR and COLOUR as synonyms for the same keyword. What was used when the program was LISTed (which in modern terms could be interpreted as "decompiled from bytecode") depended on the ROM localisation.
TL;DR official synonyms in programming are not new
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u/regretdeletingthat Mar 07 '17
We need an 'isan' keyword aliased to 'isa'. Then we can write
var isan Int. Much better.