
1) Calling 
Found on 
https://www.crosswordclues.com/clue/titling

1) Naming 
Found on 
https://www.crosswordclues.com/clue/titling

 The word Titling, in the performing arts (opera, drama, audiovisual productions), defines the work of linguistic mediation encompassing subtitling and surtitling. ==History== Subtitling developed starting from 1917, during the silent film era, whereas surtitling has been used in the live performing arts since 1983 (at the dawning of digital system...
Found on 
http://en.wikipedia.org/wiki/Titling

• (n.) The meadow pipit. • (p. pr. & vb. n.) of Title • (n.) The hedge sparrow; -- called also titlene. Its nest often chosen by the cuckoo as a place for depositing its own eggs. • (n.) Stockfish; -- formerly so called in customhouses.
Found on 
http://thinkexist.com/dictionary/meaning/titling/

1. <zoology> The hedge sparrow; called also titlene. Its nest often chosen by the cuckoo as a place for depositing its own eggs. 'The titling, . . . Being thus deceived, hatcheth the egg, and bringeth up the chick of another bird.' (Holland) ... The meadow pipit. ... 2. Stockfish; formerly so called in customhouses. ... Origin: Icel. Titlingr...
Found on 
http://www.encyclo.co.uk/local/20973
 Tit'ling  noun
Tit'ling  noun [ Icelandic 
 titlingr a tit sparrow. See 
 Tit a small bird.] 
 1.  (Zoology)  (a)  The hedge sparrow; -- called also 
 titlene . Its nest often chosen by the cuckoo as a place for depositing its own eggs. « The 
 titling , . . . being thus d...
Found on 
http://www.encyclo.co.uk/webster/T/63
  No exact match found.