Upstep
In linguistics , upstep is a phonemic or phonetic upward shift of tone between the syllables or words of a tonal language . 
<triplet> linguistics <subj> phonetic <obj> has part <triplet> phonetic <subj> linguistics <obj> part of <triplet> tone <subj> linguistics <obj> studied by <subj> phonemic <obj> facet of <triplet> tonal language <subj> linguistics <obj> studied by <subj> phonemic <obj> facet of