frustratory frustrative • frustule · · · Info · Characters · · frustratory · · Text Latin · · Script 11 · · Length Characters · · a latin small letter a U+0061 f latin small letter f U+0066 o latin small letter o U+006F r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074 u latin small letter u U+0075 y latin small letter y U+0079