Answer: class

AnswerCrossword Clue
CLASSRank below phylum
CLASS.. clown
CLASSWord with act or action
CLASSTeacher's group
CLASSRecess preceder
CLASSTaxonomic group
CLASSWhat a truant skips
CLASSWord after tourist or middle
CLASSSophomores or seniors
CLASSTeacher's charges
CLASSFreshman or sophomore
CLASSCoach in the air?
CLASSHistory or English
CLASSSeniors, e.g.
CLASSType of warfare
CLASSKind of clown
CLASSEnglish 101, for one
CLASSTeacher's venue
CLASSPupil's milieu
CLASSBusiness or coach
classA set or category of things having some property or attribute in common and differentiated from others by kind, type, or quality
CLASSLearning level
CLASSPolish
CLASSSocial stratum
CLASSGrace
CLASSBusiness or economy
CLASSGroup above an order
CLASSElegance and style
CLASSElegance
CLASSReunion group
CLASSKind of clown or act
CLASSGroup of students
CLASSCollection of students
CLASSSocial rank
CLASS... participation (grading criterion)
CLASSProfessor's audience
CLASSTop-notch
CLASSSchoolroom group
CLASSStudent group
CLASSDignified quality