upstream upstraight • upstreamward · · · Info · Synonyms · Antonyms · Characters · · upstream · · Text Latin · · Script 8 · · Length Synonyms · · · upriver · · Synonym 1 Antonyms · · · downriver · · Antonym 0 downstream · · Antonym 1 Characters · · a latin small letter a U+0061 e latin small letter e U+0065 m latin small letter m U+006D p latin small letter p U+0070 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