Therefore, divergence can be a tactic of intergroup distinctiveness at the disposal of people seeking a positive social identity. On an interpersonal note, overdoing divergence - as well as convergence - may offend others. Scotton (1985, cited in Giles & Coupland, 1991) introduced the term "dis-accommodation" to refer to the shift of registers by certain people in repeating something uttered by their interlocutors. For example, a thirty-year old man might say, "OK, mate, let's get it together at the bar at 6:00 tomorrow", and receive the reply from a fifty-year old man, "Fine, young man, we'll meet again, 18:00, at your house tomorrow." Maintaining one's idiosyncratic speech patterns may be spontaneous and inherently unexceptionable, but when it comes to communication, one may be frowned upon as disdainful, pompous and unapproachable when systematically diverging away from others' speech. Let us give an example of over-convergence. Imagine a situation where a person converges towards the pronunciation of someone talking in a lisp. It is highly unlikely that she will be regarded as polite or as signalling that she is on the same wavelength, seeking to achieve solidarity and good rapport with her interlocutor. Rather than sounding considerate and friendly, she will be perceived as patronising or even unctuous.