#'ú', # only appears in word 'feeste'(út) and 'gaste'(út) which are 'f e: s t ə' and 'yn' in lex_asr. The pronunciation in Fries may be mistakes so I removed this phone.
'ṷ',
'y',
'ɔ',
'ɔ:',
'ɔ̈',
'ɔ̈:',
'ə',
'ɛ',
'ɛ:',
'ɪ',
'ɪ:',
# plosives
'p',
'b',
't',
'd',
'k',
'g',
'ɡ',# = 'g'
# nasals
'm',
'n',
'ŋ',
# fricatives
'f',
'v',
's',
's:',
'z',
'x',
'h',
# tap and flip
'r',
'r:',
# approximant
'j',
'l'
]
## reduce the number of phones.
# the phones which seldom occur are replaced with another more popular phones.
# replacements are based on the advice from Martijn Wieling.
reduction_key={
'y':'i:','e':'e:','ə:':'ɛ:','r:':'r','ɡ':'g'
}
# already removed beforehand in phoneset. Just to be sure.
#'ú', # only appears in word 'feeste'(út) and 'gaste'(út) which are 'f e: s t ə' and 'yn' in lex_asr. The pronunciation in Fries may be mistakes so I removed this phone.
'u',
'uⁿ',
'u.',
'u:',
'u:ⁿ',
'ü',
'ü.',
'üⁿ',
'ü:',
'ü:ⁿ',
'o',
'oⁿ',
'o.',
'o:',
'o:ⁿ',
'ö',
'ö.',
'öⁿ',
'ö:',
'ö:ⁿ',
'ɔ',
'ɔ.',
'ɔⁿ',
'ɔ:',
'ɔ:ⁿ',
#'ɔ̈', # not included in lex.ipa
'ɔ̈.',
'ɔ̈:',
# plosives
'p',
'b',
't',
'tⁿ',
'd',
'k',
'g',
'ɡ',# = 'g'
# nasals
'm',
'n',
'ŋ',
# fricatives
'f',
'v',
's',
's:',
'z',
'zⁿ',
'x',
'h',
# tap and flip
'r',
'r.',# only appears in word 'mearpartijestelsel'(does not exist in lex_asr) and 'tenoarpartij'.
'r:',# only appears in word 'mûsearflearmûs' and 'sjochdêr'.
# approximant
'j',
'j.',
'l'
]
## the list of multi character phones.
# for example, the length of 'i̯ⁿ' is 3, but in the codes it is treated as one letter.
#'ú', # only appears in word 'feeste'(út) and 'gaste'(út) which are 'f e: s t ə' and 'yn' in lex_asr.
'u',
'uⁿ',
'u.',
'u:',
'u:ⁿ',
'ü',
'ü.',
'üⁿ',
'ü:',
'ü:ⁿ',
'e',
'e:',
'i',
'i:',
'i̯',
'o',
'oⁿ',
'o.',
'o:',
'o:ⁿ',
'ö',
'ö.',
'öⁿ',
'ö:',
'ö:ⁿ',
'u',
'u:',
'ü',
'ü:',
#'ú', # only appears in word 'feeste'(út) and 'gaste'(út) which are 'f e: s t ə' and 'yn' in lex_asr. The pronunciation in Fries may be mistakes so I removed this phone.
#'ú', # only appears in word 'feeste'(út) and 'gaste'(út) which are 'f e: s t ə' and 'yn' in lex_asr.
#'ú', # only appears in word 'feeste'(út) and 'gaste'(út) which are 'f e: s t ə' and 'yn' in lex_asr. The pronunciation in Fries may be mistakes so I removed this phone.