diff --git a/codespell_lib/data/dictionary.txt b/codespell_lib/data/dictionary.txt
index 1de2c690be..9110d9961f 100644
--- a/codespell_lib/data/dictionary.txt
+++ b/codespell_lib/data/dictionary.txt
@@ -1722,6 +1722,8 @@ activitis->activities
 activitites->activities
 activitiy->activity
 activits->activists, activities,
+activitys->activity, activities,
+activiy->activity
 activizion->activision
 activley->actively
 activly->actively
@@ -7229,6 +7231,8 @@ asserttively->assertively
 assesmenet->assessment
 assesment->assessment
 assesments->assessments
+assessement->assessment
+assessements->assessments
 assessin->assassin, assessing, assess in,
 assessmant->assessment
 assessmants->assessments
@@ -13173,6 +13177,8 @@ classifiies->classifies
 classifiy->classify
 classifiying->classifying
 classifyin->classifying, classify in,
+classoom->classroom
+classooms->classrooms
 classrom->classroom
 classroms->classrooms
 classs->class, classes,
@@ -16292,6 +16298,8 @@ consolodate->consolidate
 consolodated->consolidated
 consonent->consonant
 consonents->consonants
+consontant->consonant
+consontants->consonants
 consorcium->consortium
 conspiracys->conspiracies
 conspiriator->conspirator
@@ -21072,6 +21080,8 @@ destribution->distribution
 destributions->distributions
 destributor->distributor
 destributors->distributors
+destrict->district
+destricts->districts
 destroi->destroy
 destroied->destroyed
 destroing->destroying
@@ -22408,6 +22418,8 @@ disctinctive->distinctive
 disctinguish->distinguish
 disctionaries->dictionaries
 disctionary->dictionary
+disctrict->district
+disctricts->districts
 discuassed->discussed
 discused->discussed
 discusion->discussion
@@ -32579,6 +32591,7 @@ incompete->incomplete
 incomping->incoming
 incompleate->incomplete
 incompleete->incomplete
+incomplere->incomplete
 incompletd->incomplete
 incomptable->incompatible
 incomptetent->incompetent
@@ -36675,6 +36688,8 @@ lern->learn, lean,
 lerned->learned, learnt, leaned,
 lerning->learning, leaning,
 lesda->leads
+lession->lesson
+lessions->lessons
 lessson->lesson
 lesssons->lessons
 lesstiff->LessTif
@@ -42685,6 +42700,7 @@ orthoganalize->orthogonalize
 orthognal->orthogonal
 orthogonalizaion->orthogonalization
 orthogonnal->orthogonal
+orthogrpahic->orthographic
 orthongonalise->orthogonalise
 orthongonalised->orthogonalised
 orthongonalises->orthogonalises
@@ -48509,6 +48525,7 @@ reanamed->renamed
 reanames->renames
 reanaming->renaming
 reander->render
+reanders->renders
 reanme->rename
 reanmed->renamed
 reanmes->renames
@@ -48544,6 +48561,7 @@ rearched->searched, researched, reached,
 rearches->searches, researches, reaches,
 rearching->searching, researching, reaching,
 rearely->rarely
+rearraged->rearranged
 rearranable->rearrangeable
 rearrane->rearrange
 rearraned->rearranged
@@ -52781,6 +52799,8 @@ scematic->schematic
 scematics->schematics
 sceme->scheme, scene,
 scemes->schemes, scenes,
+scenaario->scenario
+scenaarios->scenarios
 scenaireo->scenario
 scenaireos->scenarios
 scenarion->scenario
@@ -52809,6 +52829,7 @@ schduleing->scheduling
 schduler->scheduler
 schdules->schedules
 schduling->scheduling
+scheam->schema
 schedual->schedule
 scheduald->scheduled
 scheduale->schedule
@@ -52846,6 +52867,8 @@ scholarstic->scholastic, scholarly,
 scholdn't->shouldn't
 schoole->schools, schooled,
 schoolin->schooling, school in,
+schoool->school
+schoools->schools
 schould->should
 schow->show, chow,
 schowing->showing, chowing,
@@ -54264,6 +54287,7 @@ shouw->show
 shouws->shows
 showfer->chauffeur, shower,
 showin->showing, show in, shown,
+showrt->short
 showvinism->chauvinism
 shoyld->should
 shpae->shape
@@ -64498,6 +64522,7 @@ withtin->within
 withtout->without
 withun->within
 withuout->without
+withut->without
 witin->within
 witk->with
 witll->will