Denshi Jisho — Online Japanese dictionary

かしら I wonder
Common word, Particle 
かしら 1: head;
2: top;
3: hair (on one's head);
4: top structural component of a kanji
Common word, Noun 
かしら 1: head;
2: top;
3: hair (on one's head);
4: top structural component of a kanji
Noun 
もうか 1: beginning of summer;
2: (Obsolete term) fourth month of the lunar calendar
Noun 
もうし 1: Mencius (Meng Zi) (371-289BCE);
2: the Discourses of Mencius - one of the Four Books
Noun 
頭字 かしら first letter; first letters; initial
Noun 
もうじょ eldest daughter
Noun 
もうとう 1: (Obsolete term) beginning of winter;
2: tenth month of the lunar calendar
Noun 
頭書 かしらがき 1: headnote; heading; superscription; recitals;
2: (No-adjective) above-mentioned; referred to above
Noun 
頭分 かしらぶん boss; leader
Noun 
頭骨 かしらぼね skull
Noun 
もうしゅう 1: (Obsolete term) beginning of autumn;
2: seventh month of the lunar calendar
Noun 
もうしゅん 1: beginning of spring;
2: (Obsolete term) first month of the lunar calendar
Noun 
頭文字 かしらもじ 1: initials; initialism;
2: first letter of a word;
3: acronym;
4: capital letter
Common word, Noun 
頭書き かしらがき 1: headnote; heading; superscription; recitals;
2: (No-adjective) above-mentioned; referred to above
Noun 
頭つき かしらつき 1: hairstyle; shape of one's head;
2: fish served whole
Noun 
頭付き かしらつき 1: hairstyle; shape of one's head;
2: fish served whole
Noun 
頭遣い かしらつかい puppeteer for the head
Noun 
頭の雪 かしらのゆき white hair; snow of the head
Noun, Expression 
宗竹 もうそうだけ moso bamboo (Phyllostachys pubescens); tall bamboo cultivated for its edible shoots
Noun, Usually written using kana alone 
宗竹 もうそうちく moso bamboo (Phyllostachys pubescens); tall bamboo cultivated for its edible shoots
Noun, Usually written using kana alone 
頭文字語 かしらもじご acronym
Noun, Computer terminology 
宗の節 もうそうのふし root of a moso bamboo
Noun 
母三遷 もうぼさんせん the importance of creating an environment conducive to a child's learning (lit: Mencius' mother, three moves)
Expression 
母三遷の教え もうぼさんせんのおしえ the importance of creating an environment conducive to a child's learning (lit: Mencius' mother, three moves)
Expression 

You can also

Look up kanji details for 孟 かしら.

Try a Yahoo Jisho search for 孟 かしら .
Try a Goo Jisho search for 孟 かしら .
Try a Google search for 孟 かしら .