THESAURUS
		            
		            alveolation, alveolus, baby tooth, bicuspid, boss, bucktooth, bump, canine, colophon, concavity, convexity, crown, cuspid, cutter, dactylogram, dactylograph, deciduous tooth, denticle, denticulation, dentil, dentition, depress, dimple, dint, dogtooth, embossment, engrave, excrescence, eyetooth, fang, fingerprint, footmark, footprint, footstep, fore tooth, fossil footprint, furrow, gagtooth, gang tooth, gold tooth, gouge, grinder, honeycomb, ichnite, ichnolite, impress, impression, imprint, incisor, indent, indentation, indention, indenture, lump, milk tooth, molar, notch, pad, paw print, pawmark, peg, permanent tooth, pimple, pit, pivot tooth, pock, pockmark, premolar, press in, print, pug, pugmark, punch, punch in, recess, scrivello, seal, set back, set in, sigil, signet, snag, snaggletooth, stamp, step, stud, sunken part, tamp, thumbmark, thumbprint, tooth, tush, tusk, vestige, wisdom tooth
		            
		        
 
		    		    		        
		            
		            ROGET THESAURUS
		            
		            		                Concavity
		                		                    		                         N
		                        		                            		                                concavity, depression, dip, hollow, hollowness, indentation, intaglio, cavity, dent, dint, dimple, follicle, pit, sinus, alveolus, lacuna, excavation, strip mine, trough, honeycomb, cup, basin, crater, punch bowl, cell, socket, valley, vale, dale, dell, dingle, combe, bottom, slade, strath, glade, grove, glen, cave, cavern, cove, grot, grotto, alcove, cul-de- sac, gully, arch, bay, excavator, sapper, miner, honeycomb (sponge), depressed, alveolate, calathiform, cup-shaped, dishing, favaginous, faveolate, favose, scyphiform, scyphose, concave, hollow, stove in, retiring, retreating, cavernous, porous, infundibul, infundibular, infundibuliform, funnel shaped, bell shaped, campaniform, capsular, vaulted, arched.
		                             
		                        		                        
		                    		                		                    		                         
VB
		                        		                            		                                be concave, retire, cave in, render concave, depress, hollow, scoop, scoop out, gouge, gouge out, dig, delve, excavate, dent, dint, mine, sap, undermine, burrow, tunnel, stave in.
		                             
		                        		                        
		                    		                		            		                
Notch
		                		                    		                         N
		                        		                            		                                notch, dent, nick, cut, indent, indentation, dimple, embrasure, battlement, machicolation, saw, tooth, crenelle, scallop, scollop, vandyke, depression, jag, notched, crenate, crenated, dentate, dentated, denticulate, denticulated, toothed, palmated, serrated.
		                             
		                        		                        
		                    		                		                    		                         
VB
		                        		                            		                                notch, nick, cut, dent, indent, jag, scarify, scotch, crimp, scallop, scollop, crenulate, vandyke.