Definition of standoffishness in US English:

standoffishness

noun

informal
  • See standoffish

    • ‘Other children sometimes mis-interpret your little Virgo's shyness as diffidence or stand-offishness.’
    • ‘There was little evidence of the usual huffiness and stand-offishness we are normally greeted with.’
    • ‘Typical Edinburgh stand-offishness is being blamed for its failure.’
    • ‘He has not always been popular with his teammates and he has alienated the media by his stand-offishness.’
    • ‘It's not quite as interesting, because neither seems particularly comfortable with the commentary track format, especially Snipes, who is laid back to the point of stand-offishness.’

Pronunciation

standoffishness

/ˌstandˈôfiSHnəs//ˌstændˈɔfɪʃnəs/