Intense Emotion Without Graduated Affect

This is an experiential construal of intense emotion but not an interpersonal enactment of graduated affect. This is because AFFECT is the system of enacting a positive or negative appraisal by reference to emotion, and no such appraisal is enacted here. (Any enactment of a judgement by the author of the clause is a separate matter.) 

Adverb As Head Of Nominal Group Serving As Manner Circumstance

Adverb As Head Of Nominal Group

Alternatively:

'Mean' As Qualitative Process

See Halliday & Matthiessen (2014: 271).

'Sneak' As Happening, Doing, Behaving And Targeted Saying

The lexical choice of 'sneak' adds a Quality feature to the Process.

'Talk' Serving As Material Process

She	talked	her way	into the press conference
Actor	Process: material	Scope	Location

That is, manner clause ('by talking') fused with Process (e.g 'made').

Cf:

She	wormed	her way	into the press conference
Actor	Process: material	Scope	Location

That is, Manner circumstance ('like a worm') fused with Process (e.g 'made').

Academic Colleagues As Targets Of Both Deception And False Accusation

the plagiarist	deceived	his academic community	by	falsely	accusing	his colleagues	of dishonesty
α			x β manner
Sayer	Process: verbal	Target		Manner	Process: verbal	Target	Matter