tax-increase tax income • taxine · · · Info · Definitions · Synonyms · Characters · · tax-increase · · Text Common · · Latin · · Scripts 12 · · Length 3 · · Syllables Definitions · · · (noun) the amount by which taxes are increased. Synonyms: tax boost, tax hike. Example: "A tax increase of 15 percent." · · Noun Definition 1 Synonyms · · · tax boost · · Synonym 1 tax hike · · Synonym 2 Characters · · - hyphen-minus U+002D a latin small letter a U+0061 c latin small letter c U+0063 e latin small letter e U+0065 i latin small letter i U+0069 n latin small letter n U+006E r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074 x latin small letter x U+0078