Slightly open.

Roget 260: open; perforated etc. v.; perforate; wide open, ajar, unclosed, unstopped; oscitant^†, gaping, yawning; patent.    tubular, cannular^†, fistulous; pervious, permeable; foraminous^†; vesicular, vasicular^†; porous, follicular, cribriform^†, honeycombed, infundibular^†, riddled; tubulous^†, tubulated^†; piped, tubate^†.    opening etc. v.; aperient^†.    ... show more

Roget 713: discordant; disagreeing etc. v.; out of tune, ajar, on bad terms, dissentient etc. 489; unreconciled, unpacified; contentious etc. 720.    quarrelsome, unpacific^†; gladiatorial, controversial, polemic, disputatious; factious; litigious, litigant; pettifogging.    at odds, at loggerheads, at daggers drawn, at variance, at issue, at cross purposes, at sixes and sevens, at feud, at high words; up in arms, together by the ears, in hot water, embroiled.    torn, disunited.    ... show more